Heart disease

His first big clue came when people started hemorrhaging after chewing gum. Lawrence Craven did tonsil and adenoid surgery in his office. And it usually went well.

Outbreaks of science myth-busting can be a bit of a puzzlement. The science behind a popular headline-maker might be a tottering house of cards, but it can be impressively sturdy nevertheless.

Calvin is a 48-year-old CEO of a water filtering company who has been experiencing chest pain for 2 weeks.  Find out what the most common causes of chest pain are and how his doctor determined the root of his scary symptoms. House Call Doctor is on the case 

Why turning down the thermostat could help win the battle of the bulge

Medicines can get the blood going, but some side effects remain unclear

The effects of climate change will slow air circulation around the world, a study finds

By focusing on weight, we may be missing the broader picture of what it means to be healthy. Brian Mattson is not the picture of health. Few would look at him and say: "There's a healthy fellow." But that's a shame, because Mattson is a pretty healthy guy.

Better insights into this ancient condition, with uncontrolled inflammation at its core, might reveal information about a host of other illnesses

Misleading statements and conclusions regarding drug costs and prices are again being thrown around. It started with a post right here on Scientific American Blogs with the title “The Quest: $84,000 Miracle Cure Costs Less Than $150 to Make”.

Questions are raised over the health effects of the devices, but new work still does not show that e-cigs cause cancer

A common product of cholesterol may fuel breast tumor growth

Cocoa is good for your heart because of fermentation by gut bacteria, creating anti-inflammatory compounds that improve blood vessel function